Finding the Fourth Proportional to 52,114,327,083.67, 78,135,803,432.88 and 26,538,968,785.09
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Solution
The fourth proportional to 52,114,327,083.67, 78,135,803,432.88 and 26,538,968,785.09 is: 39,790,279,647.55
Step by Step Solution
- Step 1: Write the proportion equation
52,114,327,083.67 : 78,135,803,432.88 = 26,538,968,785.09 : x - Step 2: Convert to fraction form
52,114,327,083.67/78,135,803,432.88 = 26,538,968,785.09/x - Step 3: Cross multiply
52,114,327,083.67x = 78,135,803,432.88 × 26,538,968,785.09 - Step 4: Simplify right side
52,114,327,083.67x = 2,073,643,648,303,130,476,544 - Step 5: Solve for x
x = 2,073,643,648,303,130,476,544/52,114,327,083.67 - Step 6: Final answer
x = 39,790,279,647.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.